Transitional glass knob



FIG. 1 is a front, left side perspective view of a transitional glass knob showing our new design;

FIG. 2 is a rear, right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a left side elevational view thereof.

The broken lines in the drawing figures depict unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a transitional glass knob, as shown and described. 